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Johns Hopkins Bloomberg School of Public HealthCAAT

Johns Hopkins University
Center for Alternatives to Animal Testing

We believe the best science is humane science. Our programs seek to provide a better, safer, more humane future for people and animals. To learn more about CAAT and the 3Rs, visit our About Us page. And consider supporting our mission.


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CAAT News and Upcoming Events

News and upcoming events sponsored by CAAT, CAAT-Europe, and the Transatlantic Think Tank for Toxicology (t4).

Next Generation Humane Science Award: Application Period Now Open
Application Deadline October 24th, 2021

PRESS RELEASE: Brain Organoid Study Highlights Potential Role of Genetic and Environmental Interaction in Autism Spectrum Disorder

Microphysiological Systems World Summit

Virtual Conference
December 9, 2021
Systems Engineering of Microphysiological Systems

Hybrid Conference (In-person and virtual)
May 30-June 3, 2022
Hilton Riverside, New Orleans, LA


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CAAT and CAAT-Europe promise sound scientific synergy involving experts from both sides of the Atlantic to promote the implementation of human-relevant alternative approaches, the advancement of research, and the dissemination of the 3Rs.

Altertox April Newsletter

Altertox Article Featured in The Parliament Magazine

Altertox Academy: 2021 Training Courses

CAAT-Europe is housed at the University of Konstanz, Germany.


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CAATwalk Newsletter

Sign up for our CAATwalk Newsletter for the latest news about our activities! 
View the latest CAATwalk Newsletter (September 7th, 2021)

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